国外学经济的进,关于perfect competition and monopolistic competition

题目

国外学经济的进,关于perfect competition and monopolistic competition
(A)What are the main difference between perfect competition and monopolistic competition market structures?(B)Compare and contrast over the long-run if subnormal profits are being made in short-run.(use diagrams to help explain your answer)
这是一篇1000字的论文题目,我不知道该怎么写,可不可以给点意见?

答案

你有书吗?这两个题目并不难,好好看书肯定能回答的出来.不懂的,可以上wikipedia搜索一下词条,我建议你对比着写,比如perfect competition里面有许多买家和卖家,没有一个卖家有足够能力去影响market price,而monopolist...